3.The importance of watching for delayed symptoms, including behavioral changes, and concentration and memory problems, which may only appear hours or even days after a strong blow to the body or head during practice or game action. Delayed symptom onset is especially common among younger athletes.​

4.The need to regularly and close monitor athletes during the first 24-48 hours after diagnosed concussion for signs of deteriorating mental condition suggesting a more serious brain injury which requires immediate hospitalization.​

7. The dangers of continuing to play with concussion symptoms and returning to play too soon, before a child or teen's still-developing brain has fully healed, including increased risk of ​adverse short- and long-term, and even catastrophic health consequences, which can include:

The precise effects of traumatic brain injury such as resulting from concussion and repetitive head impacts, and the degree they increase the risk of long-term health problems is still unknown and will vary tremendously among student-athletes.